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CVE-2026-68591

In Modem, there is a possible escalation of privilege due to a permissions bypass.

Products / packages MediaTek, Inc. MediaTek chipset

Published

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Severity and exploitation

Not in CISA KEV

KEV coverage does not rule out exploitation.

KEV checked 14/11/2026, 21:55:35 UTC
CISA-ADP · CVSS:3.1 · 6.7
Assessment vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Severity

medium6.7

CVSS measures technical severity, not the likelihood of an attack.

Known exploitation

Not listed in the checked CISA KEV catalog

Absence from CISA KEV does not rule out attacks.

Public exploit

Not established by this record

Missing evidence does not mean no public exploit exists.

Remediation

Fix status not established

No structured fix or guidance is available here. Check the latest publisher advisory.

What this means

MediaTek chipset versions MT2737, MT6813, MT6815, MT6835, MT6878, MT6879, MT6886, MT6895, MT6896, MT6897, MT6980, MT6983, MT6985, MT6990, MT8676, MT8755, MT8775, MT8792, MT8798, MT8863, MT8873, and MT8883 have a permissions bypass weakness, which could lead to local escalation of privilege if a malicious actor has System privilege. User interaction is not needed.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Attack conditions

No attack-condition excerpt has been identified here. Review the full source description and references for authentication, network access, and configuration requirements.

Review supporting sources →

Affected versions

Check the exact model, release, and any platform requirements against your installation.

MediaTek, Inc. · MediaTek

MediaTek chipset

22 ranges
MediaTek version evidence

Compare with this publisher’s ranges. This does not inspect your installation.

affected

MT2737

MT6813

MT6815

MT6835

MT6878

MT6879

MT6886

MT6895

MT6896

MT6897

MT6980

MT6983

MT6985

MT6990

MT8676

MT8755

MT8775

MT8792

MT8798

MT8863

MT8873

MT8883

unaffected

unknown

Other versions: unaffected

Automatic dependency matching is unavailable for this record. Use the product evidence and publisher’s instructions to check your installation.

What to do

Compare your installed product and version with the affected versions above. A matching product name alone does not confirm exposure.

No structured fix or remediation guidance is available here. Check the full source description and vendor’s latest advisory for a patch or workaround; do not assume another version is safe.

cve.new guidance unless attributed to a publisher. This page does not inspect your installation.

Public exploit evidence

No public exploit reference is identified in the imported evidence. This is not a claim that no exploit exists.

Original source description

Read the full publisher description

In Modem, there is a possible escalation of privilege due to a permissions bypass. This could lead to local escalation of privilege (EoP) if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS09608864 / ALPS09327759; Issue ID: MSV-2958.

References

1 sources
www.mediatek.com/product-security-bulletin/November-2026
Security advisoryMediaTek

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-68591

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-732 ↗

CWE-732 Incorrect Permission Assignment for Critical Resource

MediaTek

Related →
Contributing organizations · 2
MediaTek

Assigning organization

2026-11-02
CISA-ADP

Additional data publisher

2026-11-03

Timeline

All times UTC

  1. Advisory published

    Publication date supplied by the source.

  2. Source updated

    Latest modification date supplied by the source.

  3. Last imported by cve.new

    Latest catalog import, not the date we first saw this advisory.

What changed

Follow changes
  1. CVE · CVE-2026-68591

    Observed 2026-11-03T05:12:43.061Z · upstream updated 2026-11-03T04:55:36.397Z

    Prioritization updated

    before

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-11-02T14:47:25.952604Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-11-02T00:00:00+00:00",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]
  2. CVE · CVE-2026-68591

    Observed 2026-11-02T14:50:53.949Z · upstream updated 2026-11-02T14:47:28.332Z

    Severity assessment changed

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
    "score": 6.7
  }
]
    Prioritization updated

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-11-02T14:47:25.952604Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]

Large field values are marked as truncated previews. Original source snapshots remain retained.

Showing up to 50 most recent observed changes.